cogent ˈkəʊdʒ(ə)nt/ adjective (of an argument or case) clear, logical, and convincing. "they put forward cogent arguments for British membership" synonyms: convincing, compelling, strong, forceful, powerful, potent, weighty; valid, sound, well founded, plausible, effective, efficacious, telling; impressive, persuasive, irresistible, eloquent, credible, influential, conclusive, unanswerable, authoritative; logical, reasoned, well reasoned, rational, reasonable, lucid, coherent, well organized, systematic, orderly, methodical, clear, articulate, consistent, relevant
hole həʊl/ noun
1. a hollow place in a solid body or surface. "the dog had dug a hole in the ground" synonyms: pit, ditch, trench, cavity, crater, depression, hollow; well, borehole, excavation, shaft, mineshaft, dugout; cave, cavern, pothole, chamber, gorge, chasm, canyon, ravine "they were digging a hole in the ground"
2. a place or position that needs to be filled because someone or something is no longer there. "she is missed terribly and her death has left a hole in all our lives"
verb
1. make a hole or holes in. "a fuel tank was holed by the attack and a fire started" synonyms: puncture, make a hole in, perforate, pierce, penetrate, rupture, spike, stab, split, slit, rent, lacerate, gash, gore
"a fuel tank was holed by the attack and a fire started"